diff --git a/pika-build-config/lto.sh b/pika-build-config/lto.sh
index 4bf796894..2f8ff97a8 100644
--- a/pika-build-config/lto.sh
+++ b/pika-build-config/lto.sh
@@ -1,5 +1,5 @@
-export PIKA_PACKAGE_VERSION="1.0.3-1"
-export PIKA_PACKAGE_NAME="r-cran-themis"
+export PIKA_PACKAGE_VERSION="4.2.3+ds-10"
+export PIKA_PACKAGE_NAME="bazel-bootstrap"
 export PIKA_PACKAGE_PATCH=false
 export PIKA_REBUILD=false
 export PIKA_REBUILD_VERSION="b0"